If you don’t know ________ the new robot toy, you’d better read the instructions first.
The teacher went bananas, because Jimmy didn’t finish his homework yesterday.
---Tony is under the weather today. He needs to go to the hospital to see a doctor. ---I’m sorry to hear that.
---Jack, you are certainly an early bird. ---Really? My alarm clock rang at 6:00 this morning.
---Have a ballon your trip to Lijiang. ---Thanks.
---My mother is ill.---- ________________